WebTransport: свойство надёжности

const url = "https://example.com:4999/wt";

async function initTransport(url) {
  // Initialize transport connection
  const transport = new WebTransport(url);

  // Once ready fulfils the connection can be used
  // Prior to this the reliability is "pending"
  await transport.ready;

  if (transport.reliability == "reliable-only") {
    // Use connection only with reliable transports
  } else {
    // Use connection with either reliable or unreliable transports.
  }
  // ...
}